diff --git a/src/app/calculators/macrorugocompound/en.json b/src/app/calculators/macrorugocompound/en.json
index 502bbb5804a80eef573a781b5d0388ad76c21bbe..e333dde61a47c737b320d2b0e14969a57b41bada 100644
--- a/src/app/calculators/macrorugocompound/en.json
+++ b/src/app/calculators/macrorugocompound/en.json
@@ -13,8 +13,8 @@
     "PBD": "Diameter",
     "PBH": "Height",
     "Cd0": "Shape (1 for round, 2 for square)",
-    "ZRL": "Upper upstream ramp bottom elevation",
-    "ZRR": "Lower upstream ramp bottom elevation",
+    "ZRL": "Left ramp bottom elevation",
+    "ZRR": "Right ramp bottom elevation",
     "BR": "Total width",
     "ZF1": "Upstream ramp bottom elevation",
     "B": "Width",
diff --git a/src/app/calculators/macrorugocompound/fr.json b/src/app/calculators/macrorugocompound/fr.json
index 08b69103fd6a17fcb54c0ac34cb3cd45823468e7..8c276fbd027748aba2ba29fd15e3a39177eac7ac 100644
--- a/src/app/calculators/macrorugocompound/fr.json
+++ b/src/app/calculators/macrorugocompound/fr.json
@@ -13,8 +13,8 @@
     "PBD": "Diamètre",
     "PBH": "Hauteur",
     "Cd0": "Forme (1 pour rond, 2 pour carré)",
-    "ZRL": "Cote de fond haut amont rampe",
-    "ZRR": "Cote de fond bas amont rampe",
+    "ZRL": "Cote de radier gauche",
+    "ZRR": "Cote de radier droit",
     "BR": "Largeur totale",
     "ZF1": "Cote de fond amont rampe",
     "B": "Largeur",
diff --git a/src/app/calculators/rugofondmultiple/fr.json b/src/app/calculators/rugofondmultiple/fr.json
index 6a0e83cffa4e67286baa6a0b91c3fbadaaae74ac..0c9df4eeb6c6bdab26e125605710d967b4e0a9c1 100644
--- a/src/app/calculators/rugofondmultiple/fr.json
+++ b/src/app/calculators/rugofondmultiple/fr.json
@@ -14,8 +14,8 @@
     "If": "Pente",
     "a": "Coefficient correcteur du Strickler",
     "ZF1": "Cote de fond amont rampe",
-    "ZRR": "Cote de fond bas amont rampe",
-    "ZRL": "Cote de fond haut amont rampe",
+    "ZRR": "Cote de radier gauche",
+    "ZRL": "Cote de radier droit",
     "NbT": "Nombre de tranche d'écoulement",
     "L": "Largeur totale de la rampe", 
     "Cd": "Coefficient de débit",